20889618

素因数分解:

$2^1\times 3^1\times {\mathrm{727}}^1\times {\mathrm{4789}}^1$

素因数の和:5521

約数の個数: 16

約数和(自身を含む): 41845440

約数和(自身を除く): 20955822

約数列:

[1, 2, 3, 6, 727, 1454, 2181, 4362, 4789, 9578, 14367, 28734, 3481603, 6963206, 10444809, 20889618]

約数ペア:

[(1, 20889618), (2, 10444809), (3, 6963206), (6, 3481603), (727, 28734), (1454, 14367), (2181, 9578), (4362, 4789)]